Home / 189,759.35-284,685.75-133,708.93

Finding the Fourth Proportional to 189,759.35, 284,685.75 and 133,708.93

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Solution

The fourth proportional to 189,759.35, 284,685.75 and 133,708.93 is: 200,596.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,759.35 : 284,685.75 = 133,708.93 : x
  2. Step 2: Convert to fraction form
    189,759.35/284,685.75 = 133,708.93/x
  3. Step 3: Cross multiply
    189,759.35x = 284,685.75 × 133,708.93
  4. Step 4: Simplify right side
    189,759.35x = 38,065,026,307.03
  5. Step 5: Solve for x
    x = 38,065,026,307.03/189,759.35
  6. Step 6: Final answer
    x = 200,596.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.